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有线电视加解扰技术系统介绍之六──国内外加解扰技术系统综合评述李福祥（广电部科技司）从１９９３年５月至１９９４年４月，笔者先后参加了１１家外国公司和１０家国内单位的１６场加解扰技术和设备的现场演示和专家评议活动。参加这些演示活动的有３０多位专家、学者...
Introduction to CATV System 6 - Overview of Domestic and Foreign CATS Systems Li Fuxiang (Department of Science and Technology, Radio and Television Department) From May 1993 to April 1994, the author participated in 11 foreign companies and 10 domestic Units of 16 plus descrambling techniques and equipment on-site demonstration and expert review activities. There are more than 30 experts and scholars participating in these demonstration activities ...